package org.apache.maven.lifecycle.internal;

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

import org.apache.maven.execution.MavenSession;
import org.apache.maven.model.Plugin;
import org.apache.maven.model.PluginManagement;
import org.apache.maven.plugin.version.DefaultPluginVersionRequest;
import org.apache.maven.plugin.version.PluginVersionRequest;
import org.apache.maven.plugin.version.PluginVersionResolutionException;
import org.apache.maven.plugin.version.PluginVersionResolver;
import org.apache.maven.project.MavenProject;
import org.codehaus.plexus.component.annotations.Component;
import org.codehaus.plexus.component.annotations.Requirement;

import java.util.HashMap;
import java.util.Map;

/**
 * @since 3.0
 * @author Benjamin Bentmann
 * @author Kristian Rosenvold (Extract class)
 *         <p/>
 *         NOTE: This class is not part of any public api and can be changed or deleted without
 *         prior notice.
 */
@Component(role = LifecyclePluginResolver.class)
public class LifecyclePluginResolver {
  @Requirement
  private PluginVersionResolver pluginVersionResolver;

  public LifecyclePluginResolver(PluginVersionResolver pluginVersionResolver) {
    this.pluginVersionResolver = pluginVersionResolver;
  }

  public LifecyclePluginResolver() {
  }

  public void resolveMissingPluginVersions(MavenProject project, MavenSession session)
      throws PluginVersionResolutionException {
    Map<String, String> versions = new HashMap<String, String>(64);

    for (Plugin plugin : project.getBuildPlugins()) {
      if (plugin.getVersion() == null) {
        PluginVersionRequest request = new DefaultPluginVersionRequest(plugin, session.getRepositorySession(),
            project.getRemotePluginRepositories());
        plugin.setVersion(pluginVersionResolver.resolve(request).getVersion());
      }
      versions.put(plugin.getKey(), plugin.getVersion());
    }

    PluginManagement pluginManagement = project.getPluginManagement();
    if (pluginManagement != null) {
      for (Plugin plugin : pluginManagement.getPlugins()) {
        if (plugin.getVersion() == null) {
          plugin.setVersion(versions.get(plugin.getKey()));
          if (plugin.getVersion() == null) {
            PluginVersionRequest request = new DefaultPluginVersionRequest(plugin, session.getRepositorySession(),
                project.getRemotePluginRepositories());
            plugin.setVersion(pluginVersionResolver.resolve(request).getVersion());
          }
        }
      }
    }
  }
}